<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <form method="post" action="data/upload/file/Ky4bJyO3" enctype="multipart/form-data">
        <input type="text" name="user" value="lhuap"/>
        <input type="number" name="count" value="1" />
        <input type="checkbox" name="ball" checked="true"/>
        <input type="file" name="files" multiple />
        <input type="submit" value="上传"/>
    </form>
</body>
</html>